3765749
Description
Mind Map by Arushi Sachdeva, updated more than 1 year ago
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Created by Arushi Sachdeva
about 9 years ago
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Skeletal System
- Skull
- Protects the brain
- All bones are fixed except the lower jaw
- Protects the brain
- Backbone
(Spine/Vertebral
Column)
- Made of 33 small bones called vertebrae
- Protects spinal
cord that is
connected to the
brain
- These bones help in
bending, twisting, and
turning
- Made of 33 small bones called vertebrae
- Ribcage
- Protects heart and lungs
- Made of 12 pairs of long
curved bones called ribs
- 10 pairs of ribs joined to the front
bone called the breastbone or
sternum
- 2 pairs not attached to the
breastbone- floating ribs
- Protects heart and lungs
- Limbs (Arms and Legs)
- pair of arms- forelimbs
- pair of legs-hindlimbs
- Thigh bone in the leg is called femur
- Femur is the longest bone in the body
- pair of arms- forelimbs
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